Home / 5,727.33-7,904.01-3,209.48

Finding the Fourth Proportional to 5,727.33, 7,904.01 and 3,209.48

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Solution

The fourth proportional to 5,727.33, 7,904.01 and 3,209.48 is: 4,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.33 : 7,904.01 = 3,209.48 : x
  2. Step 2: Convert to fraction form
    5,727.33/7,904.01 = 3,209.48/x
  3. Step 3: Cross multiply
    5,727.33x = 7,904.01 × 3,209.48
  4. Step 4: Simplify right side
    5,727.33x = 25,367,762.01
  5. Step 5: Solve for x
    x = 25,367,762.01/5,727.33
  6. Step 6: Final answer
    x = 4,429.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.